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zvol.c (274337) zvol.c (275474)
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

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86#include <sys/vdev_impl.h>
87#include <sys/vdev_raidz.h>
88#include <sys/zvol.h>
89#include <sys/zil_impl.h>
90#include <sys/dbuf.h>
91#include <sys/dmu_tx.h>
92#include <sys/zfeature.h>
93#include <sys/zio_checksum.h>
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE

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86#include <sys/vdev_impl.h>
87#include <sys/vdev_raidz.h>
88#include <sys/zvol.h>
89#include <sys/zil_impl.h>
90#include <sys/dbuf.h>
91#include <sys/dmu_tx.h>
92#include <sys/zfeature.h>
93#include <sys/zio_checksum.h>
94#include <sys/filio.h>
94
95#include <geom/geom.h>
96
97#include "zfs_namecheck.h"
98
99struct g_class zfs_zvol_class = {
100 .name = "ZFS::ZVOL",
101 .version = G_VERSION,

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2909 arg->value.off = avail / DEV_BSIZE;
2910 } else if (strcmp(arg->name, "poolblocksused") == 0) {
2911 refd = metaslab_class_get_alloc(spa_normal_class(spa));
2912 arg->value.off = refd / DEV_BSIZE;
2913 } else
2914 error = ENOIOCTL;
2915 break;
2916 }
95
96#include <geom/geom.h>
97
98#include "zfs_namecheck.h"
99
100struct g_class zfs_zvol_class = {
101 .name = "ZFS::ZVOL",
102 .version = G_VERSION,

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2910 arg->value.off = avail / DEV_BSIZE;
2911 } else if (strcmp(arg->name, "poolblocksused") == 0) {
2912 refd = metaslab_class_get_alloc(spa_normal_class(spa));
2913 arg->value.off = refd / DEV_BSIZE;
2914 } else
2915 error = ENOIOCTL;
2916 break;
2917 }
2918 case FIOSEEKHOLE:
2919 case FIOSEEKDATA: {
2920 off_t *off = (off_t *)data;
2921 uint64_t noff;
2922 boolean_t hole;
2923
2924 hole = (cmd == FIOSEEKHOLE);
2925 noff = *off;
2926 error = dmu_offset_next(zv->zv_objset, ZVOL_OBJ, hole, &noff);
2927 *off = noff;
2928 break;
2929 }
2917 default:
2918 error = ENOIOCTL;
2919 }
2920
2921 return (error);
2922}
2930 default:
2931 error = ENOIOCTL;
2932 }
2933
2934 return (error);
2935}